연속 승제산 연습문제-5 ➀ 133,920÷216×672÷336×108÷360×268÷186=536 ➁ 388×252÷168×156÷234×348÷232×592÷444=776 ➂ 183,330÷210×195÷351×522÷290×370÷582=555 ➃ 776×294÷336×312÷273×406÷464×296÷518=388 ➄ 50,220÷372×420÷135×336÷180×225÷350=504 ➅ 558×588÷75..